#a='https://bbs.bccn.net/forum-246-1.html'
#for i in range(1,5):
#    b=a.replace(a[-6],str(i))
#    print(b)
#e=['王涛','李明','王红','张明','赵亮']
#b=111
#b=str(b)
#e=b.join(e)
#print(e)
i='计算机'
a='E://'+i+'//'+i+'.txt'
print(a)
